/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.messaging.remote.internal.hub;

/**
 * A listener that is notified of changes in the state of a message hub.
 */
public interface HubStateListener {
    /**
     * Called when a connection is attached to the hub.
     */
    void onConnect();

    /**
     * Called when a connection is detached from the hub.
     */
    void onDisconnect();
}
